Sharpener



FIG. 1 is a perspective view of a first embodiment of a sharpeneraccording to my new design;

FIG. 2 is a front elevation view, the rear elevation view being a mirrorimage thereof;

FIG. 3 is a right side elevation view, the left side elevation viewbeing a mirror image thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view of a second embodiment of a sharpeneraccording to my new design;

FIG. 7 is a front elevation view, the rear elevation view being a mirrorimage thereof;

FIG. 8 is a right side elevation view, the left side elevation viewbeing a mirror image thereof;

FIG. 9 is a top plan view thereof; and,

FIG. 10 is a bottom plan view thereof.

The broken lines shown in the figure drawings that abut the full lineand shaded surfaces represent the boundary therein and form no part ofthe claimed design.

The broken lines shown in the figure drawings are for the purpose ofillustrating environmental structure and form no part of the claimeddesign.

CLAIM The ornamental design for a sharpener, as shown and described.